reactos/tools/rbuild/XML.h

   1 /*
   2  * Copyright (C) 2005 Casper S. Hornstrup
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17  */
  18 #ifndef XML_H
  19 #define XML_H
  20
  21 #include "pch.h"
  22
  23 class XMLElement;
  24
  25 extern std::string working_directory;
  26
  27 void
  28 InitWorkingDirectory();
  29
  30 #ifdef _MSC_VER
  31 unsigned __int64
  32 #else
  33 unsigned long long
  34 #endif
  35 filelen ( FILE* f );
  36
  37 class Path
  38 {
  39         std::vector<std::string> path;
  40 public:
  41         Path(); // initializes path to getcwd();
  42         Path ( const Path& cwd, const std::string& filename );
  43         std::string Fixup ( const std::string& filename, bool include_filename ) const;
  44
  45         std::string RelativeFromWorkingDirectory ();
  46         static std::string RelativeFromWorkingDirectory ( const std::string& path );
  47         static std::string RelativeFromDirectory ( const std::string& path, const std::string& base_directory);
  48
  49         static void Split ( std::vector<std::string>& out,
  50                             const std::string& path,
  51                             bool include_last );
  52 };
  53
  54 class XMLInclude
  55 {
  56 public:
  57         XMLElement *e;
  58         Path path;
  59         std::string topIncludeFilename;
  60         bool fileExists;
  61
  62         XMLInclude ( XMLElement* e_, const Path& path_, const std::string topIncludeFilename_ )
  63                 : e ( e_ ), path ( path_ ), topIncludeFilename ( topIncludeFilename_ )
  64         {
  65         }
  66 };
  67
  68 class XMLIncludes : public std::vector<XMLInclude*>
  69 {
  70 public:
  71         ~XMLIncludes();
  72 };
  73
  74 class XMLFile
  75 {
  76         friend class XMLElement;
  77 public:
  78         XMLFile();
  79         void close();
  80         bool open(const std::string& filename);
  81         void next_token();
  82         bool next_is_text();
  83         bool more_tokens();
  84         bool get_token(std::string& token);
  85         const std::string& filename() { return _filename; }
  86         std::string Location() const;
  87
  88 private:
  89         std::string _buf, _filename;
  90
  91         const char *_p, *_end;
  92 };
  93
  94
  95 class XMLAttribute
  96 {
  97 public:
  98         std::string name;
  99         std::string value;
 100
 101         XMLAttribute();
 102         XMLAttribute ( const std::string& name_, const std::string& value_ );
 103         XMLAttribute ( const XMLAttribute& );
 104         XMLAttribute& operator = ( const XMLAttribute& );
 105 };
 106
 107
 108 class XMLElement
 109 {
 110 public:
 111         XMLFile* xmlFile;
 112         std::string location;
 113         std::string name;
 114         std::vector<XMLAttribute*> attributes;
 115         XMLElement* parentElement;
 116         std::vector<XMLElement*> subElements;
 117         std::string value;
 118
 119         XMLElement ( XMLFile* xmlFile,
 120                      const std::string& location );
 121         ~XMLElement();
 122         bool Parse(const std::string& token,
 123                    bool& end_tag);
 124         void AddSubElement ( XMLElement* e );
 125         XMLAttribute* GetAttribute ( const std::string& attribute,
 126                                      bool required);
 127         const XMLAttribute* GetAttribute ( const std::string& attribute,
 128                                            bool required) const;
 129 };
 130
 131 XMLElement*
 132 XMLLoadFile ( const std::string& filename,
 133                   const Path& path,
 134                   XMLIncludes& includes );
 135
 136 #endif // XML_H